Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Horizon Stone

5 · Artifact

If you would lose unspent mana, that mana becomes colorless instead.

Similar cards

Color identity:
NameManaTypeText
Hammer Mage 1RCreature — Human Spellshaper {X}{R}, {T}, Discard a card: Destroy all artifacts with mana value X or less. 1/1
Sweep the Skies XUUSorcery Converge — Create a 1/1 colorless Thopter artifact creature token with flying for each color of mana spent to cast this spell.
Counterlash 4UUInstant Counter target spell. You may cast a spell that shares a card type with it from your hand without paying its mana cost.
Squandered Resources BGEnchantment Sacrifice a land: Add one mana of any type the sacrificed land could produce.
Incendiary Oracle 1RCreature — Human Shaman {1}{R}: Incendiary Oracle gets +1/+0 until end of turn. If a creature dealt damage by Incendiary Oracle this turn would die, exile it instead. 2/2
Gwenna, Eyes of Gaea 2GLegendary Creature — Elf Druid Scout {T}: Add two mana in any combination of colors. Spend this mana only to cast creature spells or activate abilities of a creature or creature card. Whenever you cast a creature spell with power 5 or greater, put a +1/+1 counter on Gwenna, Eyes of Gaea and untap it. 2/3
Invasion of Alara WUBRGBattle — Siege When Invasion of Alara enters the battlefield, exile cards from the top of your library until you exile two nonland cards with mana value 4 or less. You may cast one of those two cards without paying its mana cost. Put one of them into your hand. Then put the other cards exiled this way on the bottom of your library in a random order.
Scorched Ruins Land If Scorched Ruins would enter the battlefield, sacrifice two untapped lands instead. If you do, put Scorched Ruins onto the battlefield. If you don't, put it into its owner's graveyard. {T}: Add {C}{C}{C}{C}.
Jetting Glasskite 4UUCreature — Spirit Flying Whenever Jetting Glasskite becomes the target of a spell or ability for the first time each turn, counter that spell or ability. 4/4
Shimmering Glasskite 3UCreature — Spirit Flying Whenever Shimmering Glasskite becomes the target of a spell or ability for the first time each turn, counter that spell or ability. 2/3
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